Stihl 019 T - spacer flange diaphragm

STIHL 019 T
47
10.7 Spacer Flange/Diaphragm
A diaphragm valve is fitted on the
spacer flange. It prevents gas flowing
back in the direction of the carburetor.
- Remove the carburetor
- see 10.5.2.
• Seal the opening in the engine
pan.
• Take out the screw (1).
• Remove the support plate (2).
• Take out the nuts.
Reassemble in the reverse
sequence.
- Use a new gasket.
- Tighten down screw on support
plate to 2.0 Nm (1.5 Ibf.ft).
- Tighten down spacer flange
mounting screws to 8.0 Nm
(5.9 Ibf.ft).
• Take out the screws (1).
• Remove the spacer flange (2).
• Remove the diaphragm.
• Remove the gasket.